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```
if the sum of the series 2,5,8,11..... is 60100, then n is equal to??????
if the sum of the series 2,5,8,11..... is 60100, then n is equal  to??????

```
5 years ago

aarthi s
19 Points
```							Use the formula S=n/2[2a+(n-1)d]substitute the values a=2, d=5-3 =2 & S=60100Ans 200
```
5 years ago
mansi dabriwal
29 Points
```							i think d should be 5-2=3
```
5 years ago
Shubham Singh
199 Points
```							n = 200it is an AP with common difference 3.
```
5 years ago
mansi dabriwal
29 Points
```							yah i got it...
```
5 years ago
43 Points
```							ans 200
```
5 years ago
ng29
1698 Points
```							it is quite easy question it is nothing but an increasin ap with   a=2  d=3  and nth term is 60100using an=a+(n-1)d      an is the nth termwe get n=200 approve if useful
```
5 years ago
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